diff --git a/Runtime/mathx.matrix.extensions.cs b/Runtime/mathx.matrix.extensions.cs
index a61dc07..3a38fcc 100644
--- a/Runtime/mathx.matrix.extensions.cs
+++ b/Runtime/mathx.matrix.extensions.cs
@@ -236,7 +236,11 @@ public static partial class mathx
         /// <inheritdoc cref="transpose(float4x4)" />
         [MethodImpl(IL)] public static float2x2 transpose(this float2x2 m1) => math.transpose(m1);
         
-        
-        
+        /// Creates a 2x2 matrix with the scale vector as the diagonal elements. The remaining spots zeros
+        [MethodImpl(IL)] public static float2x2 diag(float2 scale) => new(scale.x, 0, 0, scale.y);
+        /// Creates a 2x2 matrix with the scale vector as the diagonal elements. The remaining spots zeros
+        [MethodImpl(IL)] public static float3x3 diag(float3 scale) => new(scale.x, 0, 0, 0, scale.y, 0, 0, 0, scale.z);
+        /// Creates a 2x2 matrix with the scale vector as the diagonal elements. The remaining spots zeros
+        [MethodImpl(IL)] public static float4x4 diag(float4 scale) => new(scale.x, 0, 0, 0, 0, scale.y, 0, 0,  0, 0, scale.z, 0, 0, 0, 0, scale.w);
     }
 }
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